Compatible with the following printers: LaserJet M203d, LaserJet M203dn, LaserJet M203dw, LaserJet MFP M230fdw, LaserJet MFP M230sdn, LaserJet Pro M203dn, LaserJet Pro M203dw, LaserJet Pro MFP M227d Compatible with the following printers: LaserJet Pro MFP M227fdn, LaserJet Pro MFP M227fdw, LaserJet Pro MFP M227sdn, LaserJet Ultra MFP M230fdw, LaserJet Ultra MFP M230sdn Compatible Replacements Included: Black High Yield 3 CF230X Each cartridge delivers 3,500 rich black pages, Average cartridge Page Yield* in accordance with ISO IEC 24711. *at 5% coverage (ISO/IEC standard) Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.